A Generic Inner-Loop Control Law Structure for Six-Degree-Of-Freedom Conceptual Aircraft Design

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Publisher : Createspace Independent Publishing Platform
ISBN 13 : 9781720359456
Total Pages : 32 pages
Book Rating : 4.3/5 (594 download)

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Book Synopsis A Generic Inner-Loop Control Law Structure for Six-Degree-Of-Freedom Conceptual Aircraft Design by : National Aeronautics and Space Administration (NASA)

Download or read book A Generic Inner-Loop Control Law Structure for Six-Degree-Of-Freedom Conceptual Aircraft Design written by National Aeronautics and Space Administration (NASA) and published by Createspace Independent Publishing Platform. This book was released on 2018-05-29 with total page 32 pages. Available in PDF, EPUB and Kindle. Book excerpt: A generic control system framework for both real-time and batch six-degree-of-freedom simulations is presented. This framework uses a simplified dynamic inversion technique to allow for stabilization and control of any type of aircraft at the pilot interface level. The simulation, designed primarily for the real-time simulation environment, also can be run in a batch mode through a simple guidance interface. Direct vehicle-state acceleration feedback is required with the simplified dynamic inversion technique. The estimation of surface effectiveness within real-time simulation timing constraints also is required. The generic framework provides easily modifiable control variables, allowing flexibility in the variables that the pilot commands. A direct control allocation scheme is used to command aircraft effectors. Primary uses for this system include conceptual and preliminary design of aircraft, when vehicle models are rapidly changing and knowledge of vehicle six-degree-of-freedom performance is required. A simulated airbreathing hypersonic vehicle and simulated high-performance fighter aircraft are used to demonstrate the flexibility and utility of the control system.Cox, Timothy H. and Cotting, M. ChristopherArmstrong Flight Research CenterAIRCRAFT DESIGN; DEGREES OF FREEDOM; CONTROL SYSTEMS DESIGN; ALGORITHMS; AIRCRAFT PERFORMANCE; COMPUTERIZED SIMULATION; HYPERSONIC VEHICLES; STABILITY; CONTROL SURFACES; REAL TIME OPERATION; CONTROLLABILITY

Flight Stability and Automatic Control

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Publisher :
ISBN 13 :
Total Pages : 464 pages
Book Rating : 4.3/5 (91 download)

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Book Synopsis Flight Stability and Automatic Control by : Robert C. Nelson

Download or read book Flight Stability and Automatic Control written by Robert C. Nelson and published by . This book was released on 1998 with total page 464 pages. Available in PDF, EPUB and Kindle. Book excerpt: This edition of this this flight stability and controls guide features an unintimidating math level, full coverage of terminology, and expanded discussions of classical to modern control theory and autopilot designs. Extensive examples, problems, and historical notes, make this concise book a vital addition to the engineer's library.

Scientific and Technical Aerospace Reports

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Publisher :
ISBN 13 :
Total Pages : 1038 pages
Book Rating : 4.:/5 (319 download)

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Book Synopsis Scientific and Technical Aerospace Reports by :

Download or read book Scientific and Technical Aerospace Reports written by and published by . This book was released on 1994 with total page 1038 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Robust Multivariable Flight Control

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Publisher : Springer Science & Business Media
ISBN 13 : 1447121112
Total Pages : 175 pages
Book Rating : 4.4/5 (471 download)

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Book Synopsis Robust Multivariable Flight Control by : Richard J. Adams

Download or read book Robust Multivariable Flight Control written by Richard J. Adams and published by Springer Science & Business Media. This book was released on 2012-12-06 with total page 175 pages. Available in PDF, EPUB and Kindle. Book excerpt: Manual flight control system design for fighter aircraft is one of the most demanding problems in automatic control. Fighter aircraft dynamics generally have highly coupled uncertain and nonlinear dynamics. Multivariable control design techniques offer a solution to this problem. Robust Multivariable Flight Control provides the background, theory and examples for full envelope manual flight control system design. It gives a versatile framework for the application of advanced multivariable control theory to aircraft control problems. Two design case studies are presented for the manual flight control of lateral/directional axes of the VISTA-F-16 test vehicle and an F-18 trust vectoring system. They demonstrate the interplay between theory and the physical features of the systems.

Introduction to Aircraft Flight Mechanics

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Publisher : AIAA
ISBN 13 : 9781600860782
Total Pages : 666 pages
Book Rating : 4.8/5 (67 download)

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Book Synopsis Introduction to Aircraft Flight Mechanics by : Thomas R. Yechout

Download or read book Introduction to Aircraft Flight Mechanics written by Thomas R. Yechout and published by AIAA. This book was released on 2003 with total page 666 pages. Available in PDF, EPUB and Kindle. Book excerpt: Based on a 15-year successful approach to teaching aircraft flight mechanics at the US Air Force Academy, this text explains the concepts and derivations of equations for aircraft flight mechanics. It covers aircraft performance, static stability, aircraft dynamics stability and feedback control.

International Aerospace Abstracts

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Publisher :
ISBN 13 :
Total Pages : 980 pages
Book Rating : 4.F/5 ( download)

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Book Synopsis International Aerospace Abstracts by :

Download or read book International Aerospace Abstracts written by and published by . This book was released on 1998 with total page 980 pages. Available in PDF, EPUB and Kindle. Book excerpt:

NASA SP.

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Publisher :
ISBN 13 :
Total Pages : 536 pages
Book Rating : 4.:/5 (319 download)

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Book Synopsis NASA SP. by :

Download or read book NASA SP. written by and published by . This book was released on 1990 with total page 536 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Aeronautical Engineering

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Publisher :
ISBN 13 :
Total Pages : 212 pages
Book Rating : 4.3/5 ( download)

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Book Synopsis Aeronautical Engineering by :

Download or read book Aeronautical Engineering written by and published by . This book was released on 1990 with total page 212 pages. Available in PDF, EPUB and Kindle. Book excerpt: A selection of annotated references to unclassified reports and journal articles that were introduced into the NASA scientific and technical information system and announced in Scientific and technical aerospace reports (STAR) and International aerospace abstracts (IAA).

Formation Control

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Publisher : Springer
ISBN 13 : 3030151875
Total Pages : 368 pages
Book Rating : 4.0/5 (31 download)

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Book Synopsis Formation Control by : Hyo-Sung Ahn

Download or read book Formation Control written by Hyo-Sung Ahn and published by Springer. This book was released on 2019-03-29 with total page 368 pages. Available in PDF, EPUB and Kindle. Book excerpt: This monograph introduces recent developments in formation control of distributed-agent systems. Eschewing the traditional concern with the dynamic characteristics of individual agents, the book proposes a treatment that studies the formation control problem in terms of interactions among agents including factors such as sensing topology, communication and actuation topologies, and computations. Keeping pace with recent technological advancements in control, communications, sensing and computation that have begun to bring the applications of distributed-systems theory out of the industrial sphere and into that of day-to-day life, this monograph provides distributed control algorithms for a group of agents that may behave together. Unlike traditional control laws that usually require measurements with respect to a global coordinate frame and communications between a centralized operation center and agents, this book provides control laws that require only relative measurements and communications between agents without interaction with a centralized operator. Since the control algorithms presented in this book do not require any global sensing and any information exchanges with a centralized operation center, they can be realized in a fully distributed way, which significantly reduces the operation and implementation costs of a group of agents. Formation Control will give both students and researchers interested in pursuing this field a good grounding on which to base their work.

Government Reports Announcements & Index

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Publisher :
ISBN 13 :
Total Pages : 1596 pages
Book Rating : 4.:/5 (319 download)

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Book Synopsis Government Reports Announcements & Index by :

Download or read book Government Reports Announcements & Index written by and published by . This book was released on 1994 with total page 1596 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Fighter Aircraft Maneuver Limiting Using MPC: Theory and Application

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Publisher : Linköping University Electronic Press
ISBN 13 : 9176854507
Total Pages : 204 pages
Book Rating : 4.1/5 (768 download)

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Book Synopsis Fighter Aircraft Maneuver Limiting Using MPC: Theory and Application by : Daniel Simon

Download or read book Fighter Aircraft Maneuver Limiting Using MPC: Theory and Application written by Daniel Simon and published by Linköping University Electronic Press. This book was released on 2017-09-12 with total page 204 pages. Available in PDF, EPUB and Kindle. Book excerpt: Flight control design for modern fighter aircraft is a challenging task. Aircraft are dynamical systems, which naturally contain a variety of constraints and nonlinearities such as, e.g., maximum permissible load factor, angle of attack and control surface deflections. Taking these limitations into account in the design of control systems is becoming increasingly important as the performance and complexity of the aircraft is constantly increasing. The aeronautical industry has traditionally applied feedforward, anti-windup or similar techniques and different ad hoc engineering solutions to handle constraints on the aircraft. However these approaches often rely on engineering experience and insight rather than a theoretical foundation, and can often require a tremendous amount of time to tune. In this thesis we investigate model predictive control as an alternative design tool to handle the constraints that arises in the flight control design. We derive a simple reference tracking MPC algorithm for linear systems that build on the dual mode formulation with guaranteed stability and low complexity suitable for implementation in real time safety critical systems. To reduce the computational burden of nonlinear model predictive control we propose a method to handle the nonlinear constraints, using a set of dynamically generated local inner polytopic approximations. The main benefit of the proposed method is that while computationally cheap it still can guarantee recursive feasibility and convergence. An alternative to deriving MPC algorithms with guaranteed stability properties is to analyze the closed loop stability, post design. Here we focus on deriving a tool based on Mixed Integer Linear Programming for analysis of the closed loop stability and robust stability of linear systems controlled with MPC controllers. To test the performance of model predictive control for a real world example we design and implement a standard MPC controller in the development simulator for the JAS 39 Gripen aircraft at Saab Aeronautics. This part of the thesis focuses on practical and tuning aspects of designing MPC controllers for fighter aircraft. Finally we have compared the MPC design with an alternative approach to maneuver limiting using a command governor.

Flight Dynamics Principles

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Publisher : Butterworth-Heinemann
ISBN 13 : 008098276X
Total Pages : 608 pages
Book Rating : 4.0/5 (89 download)

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Book Synopsis Flight Dynamics Principles by : Michael V. Cook

Download or read book Flight Dynamics Principles written by Michael V. Cook and published by Butterworth-Heinemann. This book was released on 2012-10-03 with total page 608 pages. Available in PDF, EPUB and Kindle. Book excerpt: The study of flight dynamics requires a thorough understanding of the theory of the stability and control of aircraft, an appreciation of flight control systems and a grounding in the theory of automatic control. Flight Dynamics Principles is a student focused text and provides easy access to all three topics in an integrated modern systems context. Written for those coming to the subject for the first time, the book provides a secure foundation from which to move on to more advanced topics such as, non-linear flight dynamics, flight simulation, handling qualities and advanced flight control. - Additional examples to illustrate the application of computational procedures using tools such as MATLAB®, MathCad® and Program CC® - Improved compatibility with, and more expansive coverage of the North American notational style - Expanded coverage of lateral-directional static stability, manoeuvrability, command augmentation and flight in turbulence - An additional coursework study on flight control design for an unmanned air vehicle (UAV)

The Use of Pilot Rating in the Evaluation of Aircraft Handling Qualities

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Publisher :
ISBN 13 :
Total Pages : 60 pages
Book Rating : 4.:/5 (31 download)

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Book Synopsis The Use of Pilot Rating in the Evaluation of Aircraft Handling Qualities by : George E. Cooper

Download or read book The Use of Pilot Rating in the Evaluation of Aircraft Handling Qualities written by George E. Cooper and published by . This book was released on 1969 with total page 60 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Linear Controller Design

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Publisher :
ISBN 13 :
Total Pages : 440 pages
Book Rating : 4.3/5 (97 download)

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Book Synopsis Linear Controller Design by : Stephen P. Boyd

Download or read book Linear Controller Design written by Stephen P. Boyd and published by . This book was released on 1991 with total page 440 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Aviation Safety and Pilot Control

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Publisher : National Academies Press
ISBN 13 : 0309056888
Total Pages : 221 pages
Book Rating : 4.3/5 (9 download)

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Book Synopsis Aviation Safety and Pilot Control by : National Research Council

Download or read book Aviation Safety and Pilot Control written by National Research Council and published by National Academies Press. This book was released on 1997-03-28 with total page 221 pages. Available in PDF, EPUB and Kindle. Book excerpt: Adverse aircraft-pilot coupling (APC) events include a broad set of undesirable and sometimes hazardous phenomena that originate in anomalous interactions between pilots and aircraft. As civil and military aircraft technologies advance, interactions between pilots and aircraft are becoming more complex. Recent accidents and other incidents have been attributed to adverse APC in military aircraft. In addition, APC has been implicated in some civilian incidents. This book evaluates the current state of knowledge about adverse APC and processes that may be used to eliminate it from military and commercial aircraft. It was written for technical, government, and administrative decisionmakers and their technical and administrative support staffs; key technical managers in the aircraft manufacturing and operational industries; stability and control engineers; aircraft flight control system designers; research specialists in flight control, flying qualities, human factors; and technically knowledgeable lay readers.

Mineral Production for 1912

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Publisher :
ISBN 13 :
Total Pages : 68 pages
Book Rating : 4.3/5 (243 download)

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Book Synopsis Mineral Production for 1912 by :

Download or read book Mineral Production for 1912 written by and published by . This book was released on 1913 with total page 68 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Dynamics of Flight

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Publisher : John Wiley & Sons
ISBN 13 :
Total Pages : 392 pages
Book Rating : 4.3/5 (91 download)

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Book Synopsis Dynamics of Flight by : Bernard Etkin

Download or read book Dynamics of Flight written by Bernard Etkin and published by John Wiley & Sons. This book was released on 1982 with total page 392 pages. Available in PDF, EPUB and Kindle. Book excerpt: